Airaid 721-475 Universal Clamp-On Air Filter: Oval Tapered; 8.594 in (218 mm) Flange ID; 6 in (152 mm) Height; 17.563 in x 5.563 in (446 mm x 141 mm) Base; 15.063 in x 3.063 in (383 mm x78 mm) Top Superior filtration; no oil filter Increases performance and mileage Washable and reusable Hand-built using the finest materials Lifetime no hassle warranty